/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package javax.servlet;

import java.util.EventListener;

/**
 * Implementations of this interface receive notifications about changes to the
 * servlet context of the web application they are part of. To receive
 * notification events, the implementation class must be configured in the
 * deployment descriptor for the web application.
 * 
 * @see ServletContextEvent
 * @since v 2.3
 */

public interface ServletContextListener extends EventListener {
	/**
	 * * Notification that the web application initialization * process is
	 * starting. * All ServletContextListeners are notified of context *
	 * initialization before any filter or servlet in the web * application is
	 * initialized.
	 */

	public void contextInitialized(ServletContextEvent sce);

	/**
	 * * Notification that the servlet context is about to be shut down. * All
	 * servlets and filters have been destroy()ed before any *
	 * ServletContextListeners are notified of context * destruction.
	 */
	public void contextDestroyed(ServletContextEvent sce);
}
